/**
 * resourceconstraintfactory.h is part of Gedule.
 *
 * Gedule is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Gedule is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Gedule.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef RESOURCECONSTRAINTFACTORY_H
#define RESOURCECONSTRAINTFACTORY_H

#include "../../definitions.h"

#define GET_RESOURCE_CONSTRAINT_FACTORY() ( ResourceConstraintFactory::Instance() )

// Forward declarations.
class Capacity;
class Unavailabilities;

class ResourceConstraintFactory
{
public:

    ~ResourceConstraintFactory() {}

    static ResourceConstraintFactory & Instance();

    Capacity * CreateResourceCapacityConstraint( tCapacity a_capacity );

    Unavailabilities * CreateResourceUnavailabilityPeriodsConstraint();

private:

    static ResourceConstraintFactory m_instance;

    // Protect default constructor.
    ResourceConstraintFactory() {}

    // Protect default copy constructor.
    ResourceConstraintFactory( const ResourceConstraintFactory & a_other );

    // Protect default operator =.
    ResourceConstraintFactory & operator = ( const ResourceConstraintFactory & a_other  );
};

#endif // RESOURCECONSTRAINTFACTORY_H
